Papers by Asahi Hentona
Proactive User Information Acquisition via Chats on User-Favored Topics (2025.findings-emnlp)
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| Challenge: | PIA tasks require a system to acquire user information without making the user feel abrupt while engaging in a chat on a predefined topic. |
| Approach: | They propose a task to acquire user's answers to predefined questions without making the user feel abrupt while engaging in a chat on a predefined topic. |
| Outcome: | The proposed system outperforms LLMs prompted with task instructions in a dataset of 650 PIA chats and shows that it is reasonably accurate. |
User Willingness-aware Sales Talk Dataset (2025.coling-main)
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| Challenge: | Despite the importance of user willingness, to the best of our knowledge, no previous study has addressed the development of automated sales talk dialogue systems that explicitly consider user willingness. |
| Approach: | They developed a user willingness–aware sales talk collection by leveraging the ecological validity concept to elicit natural user willingness. |
| Outcome: | The proposed system elicited user willingness at the utterance level from multiple perspectives and was able to improve the user's intent to purchase. |